Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012559 | Optical information recording medium | Hideo Kusada, Noboru Yamada | 2011-09-06 |
| 7636295 | Optical information recording medium and optical information recording/reproducing system | Hideo Kusada, Naoyasu Miyagawa | 2009-12-22 |
| 6633534 | Optical disk and optical disk drive | Yoshihiro Tosaki, Akira Matsubara, Toshiaki Kunieda | 2003-10-14 |
| 6551682 | Metal-containing azo compound and optical recording media | Yoshihiro Tosaki, Toshiaki Kunieda, Masatoshi Taniguchi, Noriko Kobayashi, Tomoyuki Hase | 2003-04-22 |
| 6287660 | Optical recording medium and its substrate | Yoshihiro Tosaki, Toshiaki Kunieda, Yukako Doi, Katsuyuki Takahashi | 2001-09-11 |
| 4808437 | Method for producing magnetic recording medium | Akira Kisoda, Hiroshi Suzuki, Masanaru Hasegawa | 1989-02-28 |
| 4792663 | Flexible thermosensitive wire having a barrier layer for dry-cleaning solvent and a moisture-permeable layer | Yoshio Kishimoto | 1988-12-20 |
| 4617356 | Temperature sensitive polymer compositions | Yoshio Kishimoto, Wataru Shimotsuma | 1986-10-14 |
| 4603179 | Temperature sensitive polymer compositions | Yoshio Kishimoto, Wataru Shimotsuma | 1986-07-29 |
| 4582587 | Anion-doped polymers of five-membered oxygen family heterocyclic compounds and method for producing same | Shu Hotta, Nobuo Sonoda, Wataru Shimotsuma | 1986-04-15 |
| 4510089 | Octahydrotetracyanoquinodimethane and derivatives thereof | Shu Hotta, Wataru Shimotsuma | 1985-04-09 |
| 4501686 | Anion-doped polymers of five-membered oxygen family heterocyclic compounds and method for producing same | Shu Hotta, Nobuo Sonoda, Wataru Shimotsuma | 1985-02-26 |
| 4500459 | Tetracyanoanthraquinodimethane compounds | Shu Hotta, Wataru Shimotsuma | 1985-02-19 |
| 4478753 | Process for the production of 11,11,12,12-tetracyano-9,10-anthraquinodimehane _or its derivatives | Shu Hotta, Nobuo Sonoda, Wataru Shimotsuma | 1984-10-23 |
| 4426546 | Functional electric devices | Shu Hotta, Wataru Shimotsuma, Yoshio Kishimoto | 1984-01-17 |